<?php

class MergeSort extends Sort
{

    function __construct($SourceData)
    {
        parent::__construct($SourceData);
        $this->name = "归并排序";
        $this->realName = "MergeSort";

    }

    function Sort($index)
    {

    }

    function __toString()
    {
        return "MergeSort";
    }

}

$mergeSort = new MergeSort($sourceData);

$mergeSort->beginC2();